1 /*
2
3 Loader - tool for transfering data from one JDBC source to another and
4 doing transformations during copy.
5
6 Copyright (C) 2002 Together
7
8 This library is free software; you can redistribute it and/or
9 modify it under the terms of the GNU Lesser General Public
10 License as published by the Free Software Foundation; either
11 version 2.1 of the License, or (at your option) any later version.
12
13 This library is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
17
18 You should have received a copy of the GNU Lesser General Public
19 License along with this library; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21
22 /*
23 * DatabaseOperation.java Aug 30, 2002
24 * Sinisa Milosevic sinisami@eunet.yu
25 *
26 */
27
28 package org.webdocwf.util.loader.test;
29
30 import java.sql.Connection;
31 import org.webdocwf.util.loader.Loader;
32
33 import java.sql.SQLException;
34
35 /***
36 * Defines the interface contract for operations performed on the database.
37 *
38 * @author sinisa Milosevic
39 * @version $Revision: 1.1 $
40 */
41 public abstract class DatabaseOperation
42 {
43 public static final String NONE = "NONE";
44 public static final String CREATE = "CREATE";
45 public static final String DROP = "DROP";
46 public static final String LOADER = "LOADER";
47 public static DatabaseOperation DO_NOTHING = new DummyAction();
48
49
50 /***
51 * Executes this operation on the specified database using the specified
52 * connection to the database.
53 *
54 * @param conn the database connection.
55 */
56 public abstract void execute(Connection conn) throws SQLException;
57
58
59 /***
60 * Returns type of database operation
61 *
62 */
63 public abstract String getDatabaseOperationType();
64
65
66 private static class DummyAction extends DatabaseOperation
67 {
68 public void execute(Connection conn)
69 {
70 }
71
72 public String getDatabaseOperationType()
73 {
74 return DatabaseOperation.NONE;
75 }
76 }
77 }
78
79
80
81
82
83
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